Understanding these risks is the first step toward creating a cleaner, safer future. Researchers make alarming new discovery ...

Many brands use advanced filters that capture particles down to 0.1 microns - and these are the ones you should look for when dealing with cigarette smoke. That's how air purifiers suck up smoke ...

By comparison, the public is less aware of the damage cigarette filters cause to our environment and health. And where tobacco chokes a smoker's lungs, cigarette butts choke the earth ...